Home / 1,049,987.30-1,448,986.68-591,109.61

Finding the Fourth Proportional to 1,049,987.30, 1,448,986.68 and 591,109.61

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Solution

The fourth proportional to 1,049,987.30, 1,448,986.68 and 591,109.61 is: 815,733.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,987.30 : 1,448,986.68 = 591,109.61 : x
  2. Step 2: Convert to fraction form
    1,049,987.30/1,448,986.68 = 591,109.61/x
  3. Step 3: Cross multiply
    1,049,987.30x = 1,448,986.68 × 591,109.61
  4. Step 4: Simplify right side
    1,049,987.30x = 856,509,944,065.06
  5. Step 5: Solve for x
    x = 856,509,944,065.06/1,049,987.30
  6. Step 6: Final answer
    x = 815,733.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.